Issued Patents All Time
Showing 25 most recent of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12009639 | Spark plug | Takashi Sekizawa, Tomokatsu Kashima, Yuya Ono, Yuki Toumatsu, Yudai Kawaguchi | 2024-06-11 |
| 9935430 | Spark plug | Go Matsumura, Yasuhide Shimanokami | 2018-04-03 |
| 8638029 | Spark plug for internal combustion engine and method of manufacturing the spark plug | Akira Suzuki, Mamoru Musasa | 2014-01-28 |
| 8476817 | Spark plug | Naomichi Miyashita, Mamoru Musasa, Akira Suzuki, Tomoaki Kato | 2013-07-02 |
| 8410673 | Spark plug having a ground electrode of specific alloy composition to which a noble metal tip is joined | Tomoo Tanaka, Akira Suzuki, Mamoru Musasa, Naomichi Miyashita, Osamu Yoshimoto | 2013-04-02 |
| 8378560 | Spark plug | Akira Suzuki, Naomichi Miyashita | 2013-02-19 |
| 8344604 | Spark plug for internal combustion engine | Naomichi Miyashita, Mamoru Musasa, Akira Suzuki, Tomoo Tanaka, Osamu Yoshimoto | 2013-01-01 |
| 8294344 | Spark plug and weld metal zone | Akira Suzuki, Naomichi Miyashita, Mamoru Musasa, Kenji Moritani | 2012-10-23 |
| 8098004 | Method for producing spark plug and spark plug | Tomoaki Kato, Mamoru Musasa | 2012-01-17 |
| 8072125 | Spark plug for use in an internal-combustion engine with a bilayer ground electrode | Kazumasa Yoshida, Wataru Matsutani | 2011-12-06 |
| 8052495 | Method for producing spark plug by projection welding and spark plug thereof | Tomoaki Kato, Mamoru Musasa | 2011-11-08 |
| 8044562 | Spark plug | Mamoru Musasa, Naomichi Miyashita | 2011-10-25 |
| 7989143 | Method of manufacturing a semiconductor device having an organic thin film transistor | Tadashi Arai, Takeo Shiba, Masahiko Ando | 2011-08-02 |
| 7969520 | Liquid crystal display device and dielectric film usable in the liquid crystal display device | Daisuke Ryuzaki, Mutsuko Hatano, Daisuke Sonoda, Toshiki Kaneko | 2011-06-28 |
| 7839064 | Spark plug for internal combustion engine | Kazumasa Yoshida, Wataru Matsutani | 2010-11-23 |
| 7714489 | Spark plug including ground electrode with arcuately curved face | Kazumasa Yoshida, Wataru Matsutani | 2010-05-11 |
| 7666047 | Method for securing a metal noble tip to an electrode of a spark plug using a resistance and laser welding process | Akira Suzuki, Tomoaki Kato, Akikazu Taido | 2010-02-23 |
| 7630043 | Liquid display device and fabrication method thereof | Takashi Hattori, Daisuke Sonoda, Daisuke Ryuzaki | 2009-12-08 |
| 7586554 | Liquid crystal display device and dielectric film usable in the liquid crystal display device | Daisuke Ryuzaki, Mutsuko Hatano, Daisuke Sonoda, Toshiki Kaneko | 2009-09-08 |
| 7321187 | Spark plug and method for manufacturing the spark plug | Hideki Teramura, Tomoaki Kato | 2008-01-22 |
| 7268047 | Semiconductor device and method for manufacturing the same | Tsunetoshi Arikado, Takaaki Kawahara, Hiroshi Kitajima, Seiichi Miyazaki | 2007-09-11 |
| 7119407 | Semiconductor device and manufacturing method thereof | Yasuhiro Shimamoto, Katsunori Obata, Masahiko Hiratani | 2006-10-10 |
| 7087495 | Method for manufacturing semiconductor device | Takaaki Kawahara | 2006-08-08 |
| 7084558 | Spark plug and method for manufacturing the spark plug | Hideki Teramura, Tomoaki Kato | 2006-08-01 |
| 7042055 | Semiconductor device and manufacturing thereof | Shinichi Saito, Takahiro Onai, Toshiyuki Mine | 2006-05-09 |